Family name Riivo (Riivo 
) , in the world, is an extremely rare last name. Predominantly, Riivo is the forename as well as the last name.
Silm, Rooger, Rohelpuu, Taning, Tuvike, Hansen, Sinijärv, Kuldmets, Priilaid, Raiesmaa, Roosnurm, Riismaa, Tammoja, Neering, Ilisson, Oidsalu, Pentinen, Polluste, Pikson, Reinmann, Paidra, Ainson, Pohl, Rand, Raud, Link, Lomp, Tamm, Tutk, Kikas, Kruuk, Käis, Piibe, Roose, Nugis, Ilves, Masing, Seemre, Stolts, Kallas, and Riipinen